Automatic adjustment type pendulum mill

Abstract

The utility model provides an automatic adjustment type pendulum mill relates to pendulum mill field, including: fan case, adjusting case, drive case and grinding case, fan case is connected to the upper side of adjusting case end, adjusting case is connected to the upper side of drive case, drive case is connected to the upper side of grinding case, and the grinding case is connected to the lower side of adjusting case end. The adjusting box comprises a filter plate assembly located on the inner side of the box body, the filter plate assembly comprises a movable filter plate and a fixed filter plate, the driving box comprises a second gear set located in the box body, a second shaft rod is connected to the interior of the second gear set, and a second motor is connected to the outer side of the second gear set; the grinding box comprises a connecting plate connected to the lower end of the second shaft rod, the lower end of the connecting plate is connected with a material turning plate and a grinding roller, and the grinding roller is movably connected with the connecting plate. The swing type flour mill disclosed by the utility model solves the problems that the existing swing type flour mill is inconvenient to adjust the particle size of powder and is not thorough in grinding.

Description

Technical Field

[0001] The utility model relates to the technical field of pendulum mills, in particular to an automatic adjustment pendulum mill. Background Art

[0002] The pendulum grinding mill is also called Raymond mill. Raymond mill is suitable for the preparation of various mineral powders and coal powders, such as fine powder processing of raw material ore, gypsum ore, coal and other materials. After searching, the prior art (publication number: CN219765588U) records "a pendulum mill, which relates to the technical field of pendulum mills, including a pendulum mill body, a discharge port is arranged below the pendulum mill body, a leg is fixedly installed on the outer wall of the discharge port, a dredging mechanism is arranged inside the discharge port, and a material dividing mechanism is arranged below the discharge port. The dredging mechanism includes a first motor, a rotating bar and a dredging block, the first motor is arranged inside the discharge port, and the rotating bar is fixedly installed on the output shaft of the first motor. The utility model drives the connecting plate on the rotating bar to rotate by starting the first motor, and the connecting plate drives the dredging block on the connecting rod to rotate, and the dredging block scrapes the dust on the inner wall of the discharge port. The rubber frame and the foam ball are elastic, which can make the dredging block always fit with the inner wall of the discharge port when rotating, thereby increasing the scraping effect and having the advantage of conveniently scraping residual dust."

[0003] Although the pendulum grinding mill in the prior art can achieve the effects of scraping, anti-clogging and screening, it still has some shortcomings: the existing pendulum grinding mill is not convenient for adjusting the particle size of the powder, that is, the same equipment can only grind powder of one particle size, resulting in limited functionality; secondly, the equipment does not have a material turning mechanism inside, resulting in incomplete grinding of the raw materials. Utility Model Content

[0004] In order to overcome the defects of the prior art, an automatic adjustment pendulum mill is provided to solve the problem that the existing pendulum mill is not convenient for adjusting the particle size of the powder and has the problem of incomplete grinding.

[0005] To achieve the above-mentioned purpose, an automatic adjustment type swing mill is provided, comprising: a fan box, an adjustment box, a drive box and a grinding box, the fan box is connected to the upper side of the adjustment box end, and the adjustment box is connected to the upper side of the drive box, and the drive box is connected to the upper side of the grinding box, the adjustment box includes a filter plate assembly located inside the box body, and the filter plate assembly includes a movable filter plate and a fixed filter plate, the drive box includes a second gear set located inside the box body, and a second shaft rod is connected inside the second gear set, and a second motor is connected outside the second gear set, the grinding box includes a connecting plate connected to the lower end of the second shaft rod, and the lower end of the connecting plate is connected to a turning plate and a grinding roller, and the grinding roller is movably connected to the connecting plate.

[0006] Furthermore, the adjustment box also includes a first motor installed on the outside of the box wall, and the output shaft end of the first motor is connected to a first gear set, and the first gear set is internally connected to a first shaft rod.

[0007] Furthermore, the fixed filter plate is fixed inside the adjustment box, and a lower through hole is opened inside the fixed filter plate, and a rotating shaft is provided at the center of the fixed filter plate, and the upper end of the rotating shaft is rotatably connected to the movable filter plate. At the same time, a through upper through hole is opened inside the movable filter plate.

[0008] Furthermore, the upper end of the second shaft is connected with a baffle cover, and the outer side of the second shaft is rotatably connected with a shaft sleeve, and the outer wall of the shaft sleeve is connected with a fixing rod, and the outer end of the fixing rod is fixed to the inner box wall of the drive box.

[0009] Furthermore, the inner wall of the grinding box is provided with a raised grinding ring, and the grinding ring is in rolling contact with the grinding roller.

[0010] Furthermore, an adjusting groove is provided inside the connecting plate, and a slider is slidably connected in the adjusting groove, and a limiting block is connected to the upper end of the slider, and the slider is rotatably connected to the center of the grinding roller.

[0011] Furthermore, the outer edge of the connecting plate is rotatably connected with an adjusting bolt, and the adjusting bolt passes through horizontally and is screwed inside the sliding block.

[0012] The beneficial effects of the utility model are:

[0013] 1. When in use, start the equipment, the raw materials enter the equipment and then enter the grinding box, and then the second motor, the second gear set and the second shaft drive the connecting plate mixing grinding roller to rotate, and then the raw materials are ground between the grinding roller and the grinding ring. At this time, the turning plate turns the raw materials at the bottom of the grinding box, so that the raw materials are repeatedly ground, making the grinding more thorough;

[0014] 2. When adjusting, first adjust the bolts, the adjusting slot and the slider as needed, so that the adjusting bolts are rotated to drive the slider to move the grinding roller, and then the distance between the grinding roller and the grinding ring is adjusted to facilitate obtaining powders of different particle sizes. At the same time, the first motor is started to drive the movable filter plate to rotate through the rotation of the first gear set, and then the overlapping area between the upper through hole in the movable filter plate and the lower through hole in the fixed filter plate is adjusted, so as to achieve fixed-size screening of the ground powder and practice automatic adjustment of the screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view structural schematic diagram of an embodiment of the utility model.

[0016] Figure 2 It is a schematic diagram of a partial front cross-section structure of an embodiment of the utility model.

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the filter plate assembly according to an embodiment of the utility model.

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the flip plate of an embodiment of the utility model.

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of the connection between the grinding roller and the connecting plate according to an embodiment of the utility model.

[0020] In the figure: 1. fan box; 2. adjustment box; 21. first motor; 22. first shaft; 23. first gear set; 24. filter plate assembly; 241. movable filter plate; 242. upper through hole; 243. fixed filter plate; 244. lower through hole; 245. rotating shaft; 3. drive box; 31. second motor; 32. baffle cover; 33. second gear set; 34. fixed rod; 35. second shaft; 4. grinding box; 41. connecting plate; 411. adjusting groove; 412. adjusting bolt; 42. turning plate; 43. grinding roller; 431. sliding block; 432. limiting block; 44. grinding ring. DETAILED DESCRIPTION

[0021] Reference Figures 1 to 5 As shown, the utility model provides an automatic adjustment type swing mill, comprising: a fan box 1, an adjustment box 2, a drive box 3 and a grinding box 4, the fan box 1 is connected to the upper side of the end of the adjustment box 2, and the adjustment box 2 is connected to the upper side of the drive box 3, and the drive box 3 is connected to the upper side of the grinding box 4, the adjustment box 2 includes a filter plate assembly 24 located inside the box body, and the filter plate assembly 24 includes a movable filter plate 241 and a fixed filter plate 243, the drive box 3 includes a second gear set 33 located inside the box body, and the second gear set 33 A second shaft rod 35 is connected inside, and a second motor 31 is connected outside the second gear set 33, a baffle cover 32 is connected to the upper end of the second shaft rod 35, and a shaft sleeve is rotatably connected to the outer side of the second shaft rod 35, and a fixing rod 34 is connected to the outer wall of the shaft sleeve, and the outer end of the fixing rod 34 is fixed to the inner box wall of the driving box 3, and the grinding box 4 includes a connecting plate 41 connected to the lower end of the second shaft rod 35, and a turning plate 42 and a grinding roller 43 are connected to the lower end of the connecting plate 41, and the grinding roller 43 is movably connected to the connecting plate 41.

[0022] In this embodiment, the fan box 1, the adjustment box 2, the drive box 3 and the grinding box 4 constitute the main structure of the automatic adjustment type swing mill involved in this application.

[0023] Among them, a fan impeller is arranged inside the fan box 1, and is driven by a motor and a belt outside the box so that the ground powder is sucked, and a discharge port is arranged on the outer wall of the fan box 1.

[0024] Specifically, the fan box 1, the adjustment box 2, the drive box 3 and the grinding box 4 are internally connected in the vertical direction, and the grinding box 4 is set to a cylindrical structure. At the same time, a feed port is provided on the outer wall of the grinding box 4 and at a position higher than the connecting plate 41.

[0025] Specifically, the first gear set 23 and the second gear set 33 are both configured as two sets of meshing bevel gears to achieve reversing transmission in the horizontal direction and the vertical direction.

[0026] Specifically, three groups of grinding rollers 43 are provided on the lower side of the connecting plate 41, and the turning plate 42 is arranged in the circumferential gap of the grinding rollers 43, and the turning plate 42 includes a connecting rod connected to the connecting plate 41, and an inclined shovel plate connected to the lower end of the connecting rod.

[0027] like Figure 2 and Figure 3 As shown, the adjustment box 2 also includes a first motor 21 installed on the outside of the box wall, and the output shaft end of the first motor 21 is connected to the first gear set 23, and the first gear set 23 is internally connected to the first shaft 22, the fixed filter plate 243 is fixed inside the adjustment box 2, and the fixed filter plate 243 is provided with a lower through hole 244 that passes through from top to bottom, and the center of the fixed filter plate 243 is provided with a rotating shaft 245, the upper end of the rotating shaft 245 is rotatably connected to the movable filter plate 241, and at the same time, a through upper through hole 242 is provided inside the movable filter plate 241.

[0028] It should be noted that the movable filter plate 241 and the fixed filter plate 243 are implemented as a sliding connection with end face contact, and there is no gap between them. The rotating shaft 245 is shown in the drawings in order to reflect the rotational connection between them.

[0029] As a preferred implementation, by setting the size of the area of ​​the upper through hole 242 and the lower through hole 244 that overlaps with each other, powder materials with the same size of the internal aperture can be screened.

[0030] like Figure 2 and Figure 5 As shown, the inner wall of the grinding box 4 is provided with a raised grinding ring 44, and the grinding ring 44 is in rolling contact with the grinding roller 43, an adjusting groove 411 is opened inside the connecting plate 41, and a slider 431 is slidably connected in the adjusting groove 411, and a limiting block 432 is connected to the upper end of the slider 431, and the slider 431 is rotatably connected to the center of the grinding roller 43, and the outer edge of the connecting plate 41 is rotatably connected with an adjusting bolt 412, and the adjusting bolt 412 horizontally penetrates and is screwed inside the slider 431.

[0031] As a preferred embodiment, an inspection door is provided on the outside of the grinding box 4, so that when the door is opened, the position of the grinding roller 43 can be manually adjusted to adjust the grinding gap.

[0032] When in use, start the equipment, and the raw materials enter the equipment and then enter the grinding box. Then, through the second motor, the second gear set and the second shaft rod, the connecting plate mixing grinding roller is driven to rotate, and the raw materials are ground between the grinding roller and the grinding ring. At this time, the raw materials at the bottom of the grinding box are turned over by the turning plate, so that the raw materials are repeatedly ground. When adjusting, first, according to the needs, the adjusting bolts, the adjusting groove and the slider are adjusted, so that the adjusting bolts are rotated to drive the slider to move the grinding roller, and then the distance between the grinding roller and the grinding ring is adjusted, so that it is convenient to obtain powders of different particle sizes. At the same time, the first motor is started, so that the movable filter plate is driven to rotate when the first gear set rotates, and then the overlapping area between the upper through hole in the movable filter plate and the lower through hole in the fixed filter plate is adjusted, so as to realize the fixed size screening of the ground powder, and the practice automatically adjusts the screening effect.

[0033] The automatic adjustment pendulum mill of the utility model can effectively solve the problem that the existing pendulum mill is not convenient for adjusting the particle size of the powder and has the problem of incomplete grinding. It is realized on the basis of the existing automatic adjustment pendulum mill technology, and is convenient for adjusting and screening the particle size of the ground powder, and has the function of turning the material, so that the grinding is more thorough.

Claims

1. An automatic adjustment type pendulum mill, comprising: A fan box (1), an adjustment box (2), a drive box (3) and a grinding box (4), characterized in that: the fan box (1) is connected to the upper side of the end of the adjustment box (2), the adjustment box (2) is connected to the upper side of the drive box (3), and the drive box (3) is connected to the upper side of the grinding box (4); the adjustment box (2) comprises a filter plate assembly (24) located inside the box body, and the filter plate assembly (24) comprises a movable filter plate (241) and a fixed filter plate (243); the drive box (3) comprises a second gear set (33) located inside the box body, and the second gear set (33) is connected to a second shaft (35) inside, and the second motor (31) is connected to the outside of the second gear set (33); the grinding box (4) comprises a connecting plate (41) connected to the lower end of the second shaft (35), and the lower end of the connecting plate (41) is connected to a turning plate (42) and a grinding roller (43), and the grinding roller (43) is movably connected to the connecting plate (41).

2. The automatic adjustment type pendulum mill according to claim 1, characterized in that: The adjustment box (2) further comprises a first motor (21) mounted on the outside of the box wall, the output shaft end of the first motor (21) is connected to a first gear set (23), and the first gear set (23) is internally connected to a first shaft (22).

3. The automatic adjustment type pendulum mill according to claim 1, characterized in that: The fixed filter plate (243) is fixed inside the adjustment box (2), and a lower through hole (244) is provided inside the fixed filter plate (243) and is penetrated from top to bottom. A rotating shaft (245) is provided at the center of the fixed filter plate (243), and the upper end of the rotating shaft (245) is rotatably connected to the movable filter plate (241). At the same time, an upper through hole (242) is provided inside the movable filter plate (241).

4. The automatic adjustment type pendulum mill according to claim 1, characterized in that: The upper end of the second shaft rod (35) is connected to a flow control cover (32), and the outer side of the second shaft rod (35) is rotatably connected to a shaft sleeve, and the outer wall of the shaft sleeve is connected to a fixing rod (34), while the outer end of the fixing rod (34) is fixed to the inner box wall of the drive box (3).

5. The automatic adjustment type pendulum mill according to claim 1, characterized in that: The inner wall of the grinding box (4) is provided with a raised grinding ring (44), and the grinding ring (44) is in rolling contact with the grinding roller (43).

6. The automatic adjustment type pendulum mill according to claim 1, characterized in that: An adjusting groove (411) is provided inside the connecting plate (41), a sliding block (431) is slidably connected in the adjusting groove (411), a limiting block (432) is connected to the upper end of the sliding block (431), and the sliding block (431) is rotatably connected to the center of the grinding roller (43).

7. The automatic adjustment type pendulum mill according to claim 1, characterized in that: The outer edge of the connecting plate (41) is rotatably connected to an adjusting bolt (412), and the adjusting bolt (412) passes through horizontally and is screwed into the interior of the sliding block (431).

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